Regression Statistics
Autor: ahmedhasan • July 21, 2015 • Essay • 264 Words (2 Pages) • 719 Views
Homework #2
Accounting 310
A.
Regression Statistics | |
Multiple R | 0.112799317 |
R Square | 0.012723686 |
Adjusted R Square | -0.022536183 |
Standard Error | 11114.81733 |
Observations | 30 |
| Coefficients | Standard Error | t Stat | P-value |
Intercept | 150410.6818 | 14812.50852 | 10.15430179 | 6.85675E-11 |
Labor Hours | 4.565971563 | 7.600936029 | 0.600711747 | 0.552863953 |
[pic 1]
[pic 2]
[pic 3]
B. There is no graph that shows a definite trend. But Raw materials and machine hours have a better graph than labor hours. Labor hours have the lowest trend comparing it to machine and raw material so we will go ahead and eliminate it.
C. Creating a scatter plot of the data first is important because it helps us determine whether or not we should study the analysis of it or not. In addition, the scatter plot helps us determine if we have any outliers or non-linear relationship.
D. Labor Hours
| Coefficients | Standard Error | t Stat | P-value |
Intercept | 150410.6818 | 14812.50852 | 10.15430179 | 6.85675E-11 |
Labor Hours | 4.565971563 | 7.600936029 | 0.600711747 | 0.552863953 |
Machine Hours
| Coefficients | Standard Error | t Stat | P-value |
Intercept | 117598.6674 | 10291.47803 | 11.4268006 | 4.68455E-12 |
Machine Hours | 38.2171924 | 9.331580777 | 4.095468208 | 0.000325139 |
...